From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Thu, 09 Nov 2023 07:50:59 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1r0ysU-003nbJ-2D for lore@lore.pengutronix.de; Thu, 09 Nov 2023 07:50:59 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1r0ysU-00063V-Ou for lore@pengutronix.de; Thu, 09 Nov 2023 07:50:59 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:From:In-Reply-To: Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=qT1wlj1VisqoW44zLZCFJMAzrHYLMDpO5BCXpX2tvjc=; b=S6wFQ/vSrDaNNQNnfdjag3wnyF m5CBHmXzuJsp6P/WMf4cEeNJoNmkYu8UKcOgJFGdDTcPwm4HGcDlfwjVujFL3GKFhauaxhkz7QkoF Hb/pq2EYSTX0LXMTHZtS0w+KflUHhAvKuUgiBkP8QoWwJ6YznSu5dEHzWa5+4cVLAcelfwvS8zajY xCZ+gm6kLQDHf9cLob3Dmn3WxdmUUaqljix24RmNCUAbnE7P4jHfYT3WlJMG6l7MGlssNkGu1DaKa EX0qrSjE/tvUSqcbdPawZxD1LPbafYIRAUYrboMoZ/BBL9qHL9TOrapAvDiM7WHO6DbRNTohefQc8 HlhpB7kA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r0yqu-005RQi-27; Thu, 09 Nov 2023 06:49:20 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r0yqq-005RPq-2o for barebox@lists.infradead.org; Thu, 09 Nov 2023 06:49:18 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1r0yqo-0005kI-2V; Thu, 09 Nov 2023 07:49:14 +0100 Received: from [2a0a:edc0:2:b01:1d::c0] (helo=ptx.whiteo.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1r0yqn-007iOC-2n; Thu, 09 Nov 2023 07:49:13 +0100 Received: from sha by ptx.whiteo.stw.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1r0yqn-0018IU-06; Thu, 09 Nov 2023 07:49:13 +0100 Date: Thu, 9 Nov 2023 07:49:12 +0100 To: Renaud Barbier Cc: Barebox List Message-ID: <20231109064912.GT3359458@pengutronix.de> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-Accept-Language: de,en X-Accept-Content-Type: text/plain User-Agent: Mutt/1.10.1 (2018-07-13) From: Sascha Hauer X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231108_224916_906826_BB5CAA28 X-CRM114-Status: GOOD ( 15.32 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.7 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE, SUBJ_ALL_CAPS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: LS1046A PCIE X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) Hi Renaud, On Tue, Nov 07, 2023 at 07:23:09PM +0000, Renaud Barbier wrote: > I noticed in U-boot the code in https://github.com/u-boot/u-boot/blob/master/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_serdes.c > There is a function setup_serdes_volt to set up the serdes which I do not see in Barebox. > Why was this not implemented? > Are the RCW enough that the code is not needed. I looked at the code, but it doesn't ring a bell with me. I faintly remember that this code exists, but that's all Sascha -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |